/* USER CODE BEGIN Header */
/**
  ******************************************************************************
  * @file           : main.c
  * @brief          : Main program body
  ******************************************************************************
  * @attention
  *
  * Copyright (c) 2025 STMicroelectronics.
  * All rights reserved.
  *
  * This software is licensed under terms that can be found in the LICENSE file
  * in the root directory of this software component.
  * If no LICENSE file comes with this software, it is provided AS-IS.
  *
  ******************************************************************************
  */
/* USER CODE END Header */
/* Includes ------------------------------------------------------------------*/
#include "main.h"
#include "adc.h"
#include "dac.h"
#include "i2c.h"
#include "tim.h"
#include "gpio.h"

/* Private includes ----------------------------------------------------------*/
/* USER CODE BEGIN Includes */
#include "oled.h"
#include "font.h"
#include <math.h>
#include "KEY44.h"
/* USER CODE END Includes */

/* Private typedef -----------------------------------------------------------*/
/* USER CODE BEGIN PTD */

/* USER CODE END PTD */

/* Private define ------------------------------------------------------------*/
/* USER CODE BEGIN PD */

/* USER CODE END PD */

/* Private macro -------------------------------------------------------------*/
/* USER CODE BEGIN PM */

/* USER CODE END PM */

/* Private variables ---------------------------------------------------------*/

/* USER CODE BEGIN PV */

/* USER CODE END PV */

/* Private function prototypes -----------------------------------------------*/
void SystemClock_Config(void);
/* USER CODE BEGIN PFP */

/* USER CODE END PFP */

/* Private user code ---------------------------------------------------------*/
/* USER CODE BEGIN 0 */
void Freq_Change(int n)
{
	__HAL_TIM_DISABLE(&htim2);
	htim2.Instance->CNT = 0;
	htim2.Instance->ARR = n-1;
	__HAL_TIM_ENABLE(&htim2);
}

void SystemReset(void)
{
    __DSB();  // ȷ������δ��ɵ��ڴ���ʲ������
    SCB->AIRCR = ((0x5FA << SCB_AIRCR_VECTKEY_Pos) | 
                  (SCB->AIRCR & SCB_AIRCR_PRIGROUP_Msk) | 
                  SCB_AIRCR_SYSRESETREQ_Msk);  // ����ϵͳ��λ
    __DSB();  // ȷ���ڴ���ʲ������
    while (1);  // �ȴ���λ
}
/* USER CODE END 0 */

/**
  * @brief  The application entry point.
  * @retval int
  */
int main(void)
{

  /* USER CODE BEGIN 1 */

  /* USER CODE END 1 */

  /* MCU Configuration--------------------------------------------------------*/

  /* Reset of all peripherals, Initializes the Flash interface and the Systick. */
  HAL_Init();

  /* USER CODE BEGIN Init */

  /* USER CODE END Init */

  /* Configure the system clock */
  SystemClock_Config();

  /* USER CODE BEGIN SysInit */

  /* USER CODE END SysInit */

  /* Initialize all configured peripherals */
  MX_GPIO_Init();
  MX_TIM1_Init();
  MX_I2C1_Init();
  MX_TIM2_Init();
  MX_TIM3_Init();
  MX_ADC1_Init();
  MX_DAC1_Init();
  /* USER CODE BEGIN 2 */
	uint32_t tick_Buffer=HAL_GetTick();
	int kbuffer,curkey;
	float adcans;
	uint16_t adcbuff,numarr=1000;
	Freq_Change(numarr);
	KEY_init();
	HAL_ADCEx_Calibration_Start(&hadc1,ADC_SINGLE_ENDED); 
	uint32_t dac_value = 4095; // 示例数字值
	HAL_DAC_SetValue(&hdac1, DAC_CHANNEL_1, DAC_ALIGN_12B_R, dac_value);
	HAL_DAC_Start(&hdac1,DAC_CHANNEL_1);
	HAL_Delay(20);
	OLED_Init();
	OLED_NewFrame();
	OLED_PrintString(1,1,"Starting",&font16x16,OLED_COLOR_NORMAL);
	OLED_ShowFrame();
	HAL_Delay(2000);
	OLED_Init();
	OLED_NewFrame();
	OLED_PrintString(1,1,"PA0_PWM_RDY",&font16x16,OLED_COLOR_NORMAL);
	OLED_ShowFrame();
	HAL_Delay(500);
	HAL_ADCEx_Calibration_Start(&hadc1,ADC_SINGLE_ENDED);
	OLED_PrintString(1,18,"ADC1 RDY",&font16x16,OLED_COLOR_NORMAL);
	OLED_ShowFrame();
	HAL_TIM_PWM_Stop_IT(&htim2, TIM_CHANNEL_1);
	HAL_TIM_PWM_Start_IT(&htim2, TIM_CHANNEL_1);
	HAL_Delay(500);
	OLED_NewFrame();
	OLED_PrintString(1,10,"TIM2_CN1_PWM:ON ",&font16x16,OLED_COLOR_NORMAL);
	HAL_TIM_PWM_Start_IT(&htim2, TIM_CHANNEL_1);
	__HAL_TIM_SET_COMPARE(&htim2, TIM_CHANNEL_1, numarr*0.5);
	OLED_PrintString(1,28,"duty:50%",&font16x16,OLED_COLOR_NORMAL);
	OLED_PrintString(1,46,"Freq:1KHz",&font16x16,OLED_COLOR_NORMAL);
	OLED_ShowFrame();
  /* USER CODE END 2 */

  /* Infinite loop */
  /* USER CODE BEGIN WHILE */
  while (1)
  {
    /* USER CODE END WHILE */

    /* USER CODE BEGIN 3 */
		KEY_getnumber();
//		kbuffer=gckey();
//		if(kbuffer!=0 && HAL_GetTick()-tick_Buffer>20)
//		{
//			tick_Buffer=HAL_GetTick();
//			curkey=kbuffer;
//		}
//		if(HAL_GetTick()-tick_Buffer>20)curkey=0;
//    HAL_ADC_Start(&hadc1);
//	if(HAL_ADC_PollForConversion(&hadc1,50)==HAL_OK){
//	adcbuff = HAL_ADC_GetValue(&hadc1);
//	}
//	adcans=((adcbuff/4095.0)*3.3);
//		Print_adc(adcans);
//	HAL_GPIO_TogglePin(GPIOA,GPIO_PIN_5);
//		if(curkey!=0)
//		{
//			if(curkey==1)
//			{
//				__HAL_TIM_SET_COMPARE(&htim2, TIM_CHANNEL_1, numarr*0.2);
//				OLED_PrintString(1,28,"duty:20%",&font16x16,OLED_COLOR_NORMAL);
//				OLED_ShowFrame();
//			}
//			if(curkey==2)
//			{
//				__HAL_TIM_SET_COMPARE(&htim2, TIM_CHANNEL_1, numarr*0.4);
//				OLED_PrintString(1,28,"duty:40%",&font16x16,OLED_COLOR_NORMAL);
//				OLED_ShowFrame();
//			}
//			if(curkey==3)
//			{
//				__HAL_TIM_SET_COMPARE(&htim2, TIM_CHANNEL_1, numarr*0.6);
//				OLED_PrintString(1,28,"duty:60%",&font16x16,OLED_COLOR_NORMAL);
//				OLED_ShowFrame();
//			}
//			if(curkey==4)
//			{
//				__HAL_TIM_SET_COMPARE(&htim2, TIM_CHANNEL_1, numarr*0.8);
//				OLED_PrintString(1,28,"duty:80%",&font16x16,OLED_COLOR_NORMAL);
//				OLED_ShowFrame();
//			}
//			if(curkey==5)
//			{
//				HAL_TIM_PWM_Stop_IT(&htim2, TIM_CHANNEL_1);
//				OLED_PrintString(1,10,"TIM2_CN1_PWM:OFF",&font16x16,OLED_COLOR_NORMAL);
//				OLED_ShowFrame();
//			}
//			if(curkey==6)
//			{
//				HAL_TIM_PWM_Start_IT(&htim2, TIM_CHANNEL_1);
//				OLED_PrintString(1,10,"TIM2_CN1_PWM:ON ",&font16x16,OLED_COLOR_NORMAL);
//				OLED_ShowFrame();
//			}
//			if(curkey==9)
//			{
//				OLED_NewFrame();
//				OLED_PrintString(1,18,"REBOOTing",&font16x16,OLED_COLOR_NORMAL);
//				OLED_ShowFrame();
//				HAL_Delay(500);
//				SystemReset();
//			}
//			if(curkey==13)
//			{
//				numarr=500;
//				HAL_TIM_PWM_Stop_IT(&htim2, TIM_CHANNEL_1);
//				__HAL_TIM_SET_COMPARE(&htim2, TIM_CHANNEL_1, numarr*0.5);
//				Freq_Change(numarr);
//				OLED_PrintString(1,28,"duty:50%",&font16x16,OLED_COLOR_NORMAL);
//				OLED_PrintString(1,46,"Freq:2KHz  ",&font16x16,OLED_COLOR_NORMAL);
//				HAL_TIM_PWM_Start_IT(&htim2, TIM_CHANNEL_1);
//				OLED_ShowFrame();
//			}
//			if(curkey==14)
//			{
//				numarr=1000;
//				HAL_TIM_PWM_Stop_IT(&htim2, TIM_CHANNEL_1);
//				__HAL_TIM_SET_COMPARE(&htim2, TIM_CHANNEL_1, numarr*0.5);
//				Freq_Change(numarr);
//				OLED_PrintString(1,28,"duty:50%",&font16x16,OLED_COLOR_NORMAL);
//				OLED_PrintString(1,46,"Freq:1KHz  ",&font16x16,OLED_COLOR_NORMAL);
//				HAL_TIM_PWM_Start_IT(&htim2, TIM_CHANNEL_1);
//				OLED_ShowFrame();
//			}
//			if(curkey==15)
//			{
//				numarr=100;
//				HAL_TIM_PWM_Stop_IT(&htim2, TIM_CHANNEL_1);
//				__HAL_TIM_SET_COMPARE(&htim2, TIM_CHANNEL_1, numarr*0.5);
//				Freq_Change(numarr);
//				OLED_PrintString(1,28,"duty:50%",&font16x16,OLED_COLOR_NORMAL);
//				OLED_PrintString(1,46,"Freq:10KHz ",&font16x16,OLED_COLOR_NORMAL);
//				HAL_TIM_PWM_Start_IT(&htim2, TIM_CHANNEL_1);
//				OLED_ShowFrame();
//			}
//			if(curkey==16)
//			{
//				numarr=10;
//				HAL_TIM_PWM_Stop_IT(&htim2, TIM_CHANNEL_1);
//				__HAL_TIM_SET_COMPARE(&htim2, TIM_CHANNEL_1, numarr*0.5);
//				Freq_Change(numarr);
//				OLED_PrintString(1,28,"duty:50%",&font16x16,OLED_COLOR_NORMAL);
//				OLED_PrintString(1,46,"Freq:100KHz",&font16x16,OLED_COLOR_NORMAL);
//				HAL_TIM_PWM_Start_IT(&htim2, TIM_CHANNEL_1);
//				OLED_ShowFrame();
//			}
//		}
	}
  /* USER CODE END 3 */
}

/**
  * @brief System Clock Configuration
  * @retval None
  */
void SystemClock_Config(void)
{
  RCC_OscInitTypeDef RCC_OscInitStruct = {0};
  RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};

  /** Configure the main internal regulator output voltage
  */
  HAL_PWREx_ControlVoltageScaling(PWR_REGULATOR_VOLTAGE_SCALE1_BOOST);

  /** Initializes the RCC Oscillators according to the specified parameters
  * in the RCC_OscInitTypeDef structure.
  */
  RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
  RCC_OscInitStruct.HSEState = RCC_HSE_ON;
  RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
  RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
  RCC_OscInitStruct.PLL.PLLM = RCC_PLLM_DIV6;
  RCC_OscInitStruct.PLL.PLLN = 85;
  RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2;
  RCC_OscInitStruct.PLL.PLLQ = RCC_PLLQ_DIV2;
  RCC_OscInitStruct.PLL.PLLR = RCC_PLLR_DIV2;
  if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
  {
    Error_Handler();
  }

  /** Initializes the CPU, AHB and APB buses clocks
  */
  RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
                              |RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2;
  RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
  RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
  RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1;
  RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;

  if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_4) != HAL_OK)
  {
    Error_Handler();
  }
}

/* USER CODE BEGIN 4 */

/* USER CODE END 4 */

/**
  * @brief  This function is executed in case of error occurrence.
  * @retval None
  */
void Error_Handler(void)
{
  /* USER CODE BEGIN Error_Handler_Debug */
  /* User can add his own implementation to report the HAL error return state */
  __disable_irq();
  while (1)
  {
  }
  /* USER CODE END Error_Handler_Debug */
}

#ifdef  USE_FULL_ASSERT
/**
  * @brief  Reports the name of the source file and the source line number
  *         where the assert_param error has occurred.
  * @param  file: pointer to the source file name
  * @param  line: assert_param error line source number
  * @retval None
  */
void assert_failed(uint8_t *file, uint32_t line)
{
  /* USER CODE BEGIN 6 */
  /* User can add his own implementation to report the file name and line number,
     ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
  /* USER CODE END 6 */
}
#endif /* USE_FULL_ASSERT */
